http://twitter.com/#!/EFettmann/status/514791108988395520 President Obama is participating in meetings at the United Nations today, and is working to keep things on schedule while he chairs a Security Council meeting: Pres Obama urges leaders at UN Security Council meeting to keep their remarks brief. — Mark Knoller (@markknoller) September 24, 2014 After 14 min Argentina speech Pres Obama…